Key features

• •5 MODES TO ENTRY: Fingerprint + Code+ Smartphone+ Chip Card+ Mechanical Key. Support up to 200 fingerprints and 200 chip cards (Suggest Operating Temperature:>=-13℉). Bluetooth 4.0ble low energy technology effectively reduces unlock time and without any obstructions, it can range up to 10 meters. It's unbelievable how much your life improves when you don't have to carrying keys
• •USER-FRIENDLY DESIGN: As long as you bind your ID card or any other chip cards to the app, you can use it to open the door by sensing area just like the way you open the door in a hotel. Handle latch fits both left-hand and right and strike is reversible design for all indoor or outdoor open direction. Anti-peep password design allows the user to type in random digits and gains access as long as the correct password is embedded.
• •3 TYPES OF CODES: Permanent + Time-limited + One-time. Permanent codes are suit for family members especially elders and children who without smart phone. Time-limited codes are perfect for renters and employees. You can set an expiration date between 1 hour and 3 years. One-time code is suitable for friends visit when you are not at home.
• •HOME SECURITY SYSTEM: You can see who entered, when and how through the administrator's TT LOCK APP. And you can share codes via Facebook, Messenger and WhatsApp.
• •BATTERY DEAD ALARM AND EMERGENCY POWER SUPPLY: If the batteries are running low, the door lock informs you through a specific melody. You can easily replace the batteries without having to check the battery life. You can open the door with a 6V battery on the instant battery charging terminal if you forgot to replace the batteries.